Finding the Fourth Proportional to 135,861.50, 202,552.04 and 132,408.68
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Solution
The fourth proportional to 135,861.50, 202,552.04 and 132,408.68 is: 197,404.32
Step by Step Solution
- Step 1: Write the proportion equation
135,861.50 : 202,552.04 = 132,408.68 : x - Step 2: Convert to fraction form
135,861.50/202,552.04 = 132,408.68/x - Step 3: Cross multiply
135,861.50x = 202,552.04 × 132,408.68 - Step 4: Simplify right side
135,861.50x = 26,819,647,565.97 - Step 5: Solve for x
x = 26,819,647,565.97/135,861.50 - Step 6: Final answer
x = 197,404.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.